@phdthesis{74411,
  author = {Richard Engelen},
  title = {Satellite observations of greenhouse gases.},
  year = {2006},
  journal = {Seminar on Global earth-system monitoring, 5-9 September 2005},
  pages = {137-145},
  month = {2006},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}